Double Peak Challenge

San Marcos, United States • 26 Sep 2026

Double Peak Challenge

Double Peak Challenge is the 11th annual trail event held in San Marcos, California, near 1105 Elfin Forest Road. Races begin at San Elijo Park and climb a total of 1,176 feet to reach Double Peak's summit at 1,558 feet, offering panoramic views of North County's highest point.

  • 10K
  • 5K Fun Run (not timed)
  • Kids Trail Trot

The 10K field receives a racer's bib, a wooden medal, and a shirt. The 5K Fun Run also includes a racer's bib, a wooden medal, and a shirt; it is not scored for time but allows participants to compare their previous course results. The Kids Trail Trot is a short sprint course for younger runners and awards a finisher's medal to participants.

Registration closes on Wednesday, September 23 at 12:00 PM PT. The event brings together local running communities for multiple distance options on a routed trail course up to Double Peak. Visit the organization's website for the most recent information.

Race information

10 km
10k
5 km
Kids Trail Trot
Visit the organization's website for the most recent information.
Trail runs nearby

A trail running event at Mission Trails Regional Park in Santee on May 23, 2026 offering 50K, 25K and 5K courses across steep climbs and rocky descents. Entry is limited to 300 runners.

A family friendly 5K mud run at Barona Oaks Motocross Park in San Diego on June 6, 2026. The course features mud pits, obstacles, and slides and the day includes a Pre Party and an After Party with music and food trucks.

A trail race at Black Mountain in San Diego with 50K, 25K and a half marathon on June 20, 2026. The event follows Trail Sisters guidelines and features aid stations staffed by ham radio experts.

A free, untimed community trail run on August 26, 2026 at San Andreas Staging Lot in Del Mar, CA. The 3 mile out and back on groomed trail includes a vintage ERS shirt and medal and is limited to 250 participants.

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